How Did Walt Get Lung Cancer (Edge)

Walter's story serves as a cautionary tale about the dangers of smoking and the importance of prioritizing one's health. His struggles with lung cancer are a stark reminder of the devastating consequences of a lifetime of smoking.

It is mentioned that Walt’s aunt also suffered from cancer, which Jesse Pinkman notes after seeing a radiation target dot on Walt's chest [4, 12]. how did walt get lung cancer

The show deliberately leaves the exact cause ambiguous, but the evidence points strongly to smoking + occupation. Walter's story serves as a cautionary tale about